<TITLE>isatty</TITLE>
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<h3>ISATTY(3)           Linux Programmer's Manual           ISATTY(3)
</h3>

<h3>NAME
</h3>       isatty - does this descriptor refer to a terminal

<h3>SYNOPSIS
</h3>       #include &lt;unistd.h&gt;

       int isatty ( int desc );

<h3>DESCRIPTION
</h3>       returns  1  if  desc  is an open descriptor connected to a
       terminal and 0 else.

<h3>CONFORMING TO
</h3>       SVID, AT&T, X/OPEN, BSD 4.3

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<h3>SEE ALSO
</h3><p>
<a href=fstat.htm>fstat</a>, 
<a href=ttyname.htm>ttyname</a>, 
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<h3>Linux                     April 20, 1995                        1
</h3>

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